Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
der developpement » de developpement, des developpements, leur developpement
15 communication » 5 communication, 1 communication, 10 communication
developpement et » developpement des, developpement de, development east
technology die » technologie die, technology does, technology 4ir
inflation case » inflation causes, inflation rate, inflation can
die inflation » does inflation, der inflation, price inflation
et afrique » en afrique, l afrique
case der » case des, case under, phase der
file 15 » file 1, file 10, file 11

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology die inflation case file 15 communication case der developpement et afrique.*.